A kind of airhandling equipment
Technical field
The utility model relates to apparatus of air conditioning field, relates in particular to a kind ofly can save the energy, and can control airhandling equipment to air quality, temperature and humidity.
Background technology
Indoor air needs often to change, and so that more comfortable living environment to be provided, the occasion of more especially air quality being had relatively high expectations will often be changed room air especially.Analytical test chamber such as petroleum chemical enterprise, for healthy and safe consideration, the laboratory air draft of petroleum chemical enterprise generally has the minimum air changes requirement about 6 times/hour, but, the air replacing can cause a large amount of energy wastes frequently, air such as indoor replacing in summer needs again cooling refrigeration, reclaims the continuation use if can will discharge the energy of air when more ventilating, and can greatly save the energy undoubtedly.
In addition, current air quality problems is day by day serious, and intensive haze weather has had a strong impact on people's life, and the air pollution of indoor replacing is serious, needs to purify.This kind demand of the high pollution areas such as petroleum chemical enterprise is especially urgent, often produce a large amount of pollution gas such as sulfur dioxide, chlorine, hydrogen sulfide, nitric oxide etc. during the petroleum chemical enterprise plant produced, for comfortable, healthy, safe consideration, near the factory analytical test chamber also must be equipped with the air that the dark bed of cover purifier purifies replacing separately except using the new blower fan group of a cover regulates the temperature of the air of indoor replacing.Yet existing dark bed purifier is except needs are equipped with separately, and the scavenging material that it is used such as active carbon, potassium permanganate, aluminium oxide, electrostatic precipitation and photocatalyst are faced with all that clean-up effect is poor, air flow resistance large, it is large to take up room, wind speed is little and the problem such as the scavenging material corrosion is too fast.
At last, most of laboratories are only controlled indoor temperature; Yet in the larger area of outside humidity in summer, indoor relative humidity usually occurs and surpass 70%, occur making the people to feel the comparison problem of " sombrely ", so also must must be equipped with a cover dehydrating unit in order to address this problem.Complicated equipment causes installation complicated, and the maintenance difficulty takies a large amount of expensive real estate, has also increased initial cost and the operation energy consumption of air-treatment.
The utility model content
The utility model is intended to one of solve the problems of the technologies described above at least, and for this reason, a technical problem to be solved in the utility model is to provide a kind of airhandling equipment, will discharge the energy recycling of air when air is changed by heat exchange, saves the energy.
In order to solve the problems of the technologies described above, the utility model provides a kind of airhandling equipment, comprise electric-control system, also comprise: wind pushing box, one end of described wind pushing box has new wind air intake vent, the relative other end is equipped with breeze fan, to the breeze fan end fresh air heat exchanger and surface cooler is installed successively by new wind air intake vent end in the described wind pushing box, and described surface cooler connects the refrigeration off-premises station by pipeline; Air exhaust box, an end of described air exhaust box is equipped with exhaust fan, and the relative other end has exhaust outlet, and the air exhaust heat exchange device is installed in the described air exhaust box; The pipeline that described fresh air heat exchanger and air exhaust heat exchange device are equipped with heat exchange medium by inside connects into closed circuit, is equipped with on the described closed circuit to drive the circulating pump that heat exchange medium flows.
Further, between described new wind air intake vent and the fresh air heat exchanger air purifier is installed.
Further, described air purifier is dark bed formula air filter.
Further, described dark bed formula air transition device adopts the ceramic purifying material.
Further, the periphery of described surface cooler is equipped with the three-dimensional heat pipe moisture separator of U-shaped.
Further, the three-dimensional heat pipe moisture separator of described U-shaped is divided near the precooling zone of fresh air heat exchanger and the again hot arc of close breeze fan.
Further, the outlet of described surface cooler connects the entrance of refrigeration off-premises station, and the entrance of surface cooler connects the outlet of refrigeration off-premises station, forms refrigeration cycle.
Further, the outlet of described fresh air heat exchanger connects the entrance of hot recycle pump, and described circulation delivery side of pump connects the entrance of air exhaust heat exchange device, and the outlet of described air exhaust heat exchange device connects the entrance of fresh air heat exchanger.
Further, described heat exchange medium is ethylene glycol solution.
Circulating pump of the present utility model drives heat exchange medium and transmits by the energy that heat exchange will newly enter air and discharge air, has reduced the latter temperature that newly enters air and has regulated energy consumption.In addition, integrative-structure of the present utility model also can be realized operations such as the purification that newly enters air, dehumidifying, saves installing space, reduces cost and energy consumption, and maintenance is convenient.
Description of drawings
Fig. 1 is a kind of airhandling equipment schematic diagram of the utility model.
Among the figure: 1, wind pushing box; 11, new wind air intake vent; 12, breeze fan; 2, air exhaust box; 21, exhaust outlet; 22, exhaust fan; 3, fresh air heat exchanger; 4, the air exhaust heat exchange device; 5, circulating pump; 6, surface cooler; 7, the refrigeration off-premises station; 8, air purifier; 9, the three-dimensional heat pipe moisture separator of U-shaped; 91, precooling zone; 92, hot arc again.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, so that those skilled in the art can better understand the utility model and being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As shown in Figure 1, a kind of airhandling equipment of the utility model, comprise the electric-control system (not shown), also comprise: wind pushing box 1, one end of this wind pushing box 1 has new wind air intake vent 11, the relative other end is equipped with breeze fan 12, to breeze fan 12 ends fresh air heat exchanger 3 and surface cooler 6 is installed successively by new wind air intake vent 11 ends in the wind pushing box 1, and surface cooler 6 connects refrigeration off-premises station 7 by pipeline; Air exhaust box 2, an end of this air exhaust box 2 is equipped with exhaust fan 22, and the relative other end has exhaust outlet 21, and air exhaust heat exchange device 4 is installed in the air exhaust box 2; Fresh air heat exchanger 3 connects into closed circuit with the pipeline that air exhaust heat exchange device 4 is equipped with heat exchange medium by inside, is equipped with on the closed circuit to drive the circulating pump 5 that heat exchange medium flows.
When the utility model was started working, new wind was entered by the new wind air intake vent 11 of wind pushing box 1, through fresh air heat exchanger 3, surface cooler 6 and breeze fan 12 laggard enter indoor; The air of discharging is outdoor through discharging behind exhaust outlet 21, air exhaust heat exchange device 4 and the exhaust fan 22 of air exhaust box 2 successively.Circulating pump 5 starts in the time of work, and heat exchange medium is circulated between fresh air heat exchanger 3 and air exhaust heat exchange device 4 by pipeline.Stay as example with the cold that will discharge air summer, when the cold room air that needs are discharged passes through air exhaust heat exchange device 4, cold is passed to the heat exchange medium that is circulated in the air exhaust heat exchange device 4, then the heat exchange medium that is cooled in the drive of circulating pump 5 downstream to fresh air heat exchanger 3, outdoor new air heat-exchange with the high temperature that passes through fresh air heat exchanger 3, reduce the temperature of outdoor new wind, thereby reclaimed the cold in the air draft, surface cooler 6 carries out the energy consumption of new wind cooling after can greatly reducing.
As better embodiment of the present utility model, also can between the new wind air intake vent 11 of wind pushing box 1 and fresh air heat exchanger 3, air purifier 8 be installed; Preferably, this air purifier 8 is dark bed formula air filter; Optimally, this dark bed formula air transition device adopts the ceramic purifying material.
By air purifier 8, the utility model can filter and purify the poisonous and harmful impurity of outdoor new wind, it needs to be noted, the utility model adopts the ceramic purifying material, no longer needs in configuration/periodic replacement postposition/high efficiency particulate air filter; Significantly reduce the medium energy consumption, directly save in the postposition/energy consumption of high efficiency particulate air filter saving energy 1/2; Aspect air cleaning and indoor air quality improve, meet ASHRAE62.1 fully; Utilizing Rate can efficiently be removed all kinds of poisonous and harmful chemical gas near 100%, compares general scavenging material such as active carbon, aluminium oxide, electrostatic precipitation, photocatalyst etc. and has less, simpler, more energy-conservation, more flexible, more cheap characteristics.
As better embodiment of the present utility model, the three-dimensional heat pipe moisture separator 9 of U-shaped can be installed in the periphery of surface cooler 6 also; More preferably, the three-dimensional heat pipe moisture separator 9 of this U-shaped is divided near the precooling zone 91 of fresh air heat exchanger 3 and the again hot arc 92 of close breeze fan 12.
Owing to being lower than the temperature of close 3 one air of fresh air heat exchanger around the surface cooler 6 near the temperature of 12 1 air of breeze fan, heat is transferred to hot arc 92 by the precooling zone 91 of the three-dimensional heat pipe moisture separator 9 of U-shaped again, after precooling zone 91 coolings of new wind through the three-dimensional heat pipe moisture separator 9 of U-shaped, pass through surface cooler 6 cooling and dehumidifyings, the moisture removal of surface cooler 6 will increase greatly again.Cooled new wind is through the again hot arc 92 of the three-dimensional heat pipe moisture separator 9 of U-shaped, and temperature is elevated to comfortable wind pushing temperature, and relative humidity reduces greatly simultaneously.The three-dimensional heat pipe moisture separator 9 passive heat transfers of U-shaped, whole pre-the cold-peace again process of heat do not have the consumption of the energy fully, and for the unit of identical refrigerating capacity, moisture removal can increase 50%-100%, can improve wind pushing temperature and air-supply comfort level simultaneously.
It needs to be noted, as preferred embodiment, the outlet of surface cooler 6 of the present utility model can connect the entrance of the off-premises station 7 that freezes, and the entrance of surface cooler 6 connects the outlet of refrigeration off-premises station 7, forms refrigeration cycle.More preferably, the outlet of fresh air heat exchanger 3 connects the entrance of hot recycle pump 5, and the outlet of circulating pump 5 connects the entrance of air exhaust heat exchange device 4, and the outlet of air exhaust heat exchange device 4 connects the entrance of fresh air heat exchanger 3.Again excellently, heat exchange medium is selected ethylene glycol solution.
Adopt ethylene glycol solution as heat exchange medium, can effectively reclaim the air draft energy, be not subjected to new, exhaust outlet position limitation, and stylish, exhaust outlet position apart from each other still can carry out high-efficiency thermal and reclaim.
The following describes the course of work of the present utility model: take summer condition as example, after starting the utility model, electric-control system is connected the outer electromechanical source of cool room, the surface cooler 6 of refrigeration off-premises station 7 and connection refrigeration off-premises station 7 is started working, when the surface temperature for the treatment of surface cooler 6 is lower than design temperature, electric-control system is connected the power supply of breeze fan 12, exhaust fan 22 and circulating pump 5, and system begins normal operation.Outdoor new wind enters wind pushing box 1 under breeze fan 12 effects, purify through air purifier 8 first and be clean gas, tentatively cool through the relatively low fresh air heat exchanger 3 of excess temperature again, then pass through the precooling zone 91 of the three-dimensional heat pipe moisture separator 9 of U-shaped, pass through again surface cooler 6 dehumidifying and coolings, become the gas that humidity is moderate, temperature is excessively low, then through again hot arc 92 heating of the three-dimensional heat pipe moisture separator 9 of U-shaped, finally be treated to humiture all moderate comfortable gas send into indoor.And the gas of indoor dirty low temperature enters air exhaust box 2 under the drive of exhaust fan 22, thereby when passing through air exhaust heat exchange device 4 cold is passed to the purpose that the relatively high air exhaust heat exchange device 4 of temperature reaches the energy savings that recovers energy, and is discharged at last atmosphere.
The utility model is with the quadruplet device in the existing equipment---and new blower fan group, the dark bed of new wind formula purifier, heat reclamation device, dehydrating unit are integrated in one, so that the unit installation simply, conveniently overhauled, reduced air-conditioning system initial cost and operation energy consumption, reduce noise, control system becomes simply, take up room simultaneously also to greatly reduce.
The above embodiment is the preferred embodiment that proves absolutely that the utility model is lifted, and protection domain of the present utility model is not limited to this.Being equal to that those skilled in the art do on the utility model basis substitutes or conversion, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.